Finding the Fourth Proportional to 8,212,372.79, 11,333,147.81 and 4,541,536.42
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Solution
The fourth proportional to 8,212,372.79, 11,333,147.81 and 4,541,536.42 is: 6,267,360.83
Step by Step Solution
- Step 1: Write the proportion equation
8,212,372.79 : 11,333,147.81 = 4,541,536.42 : x - Step 2: Convert to fraction form
8,212,372.79/11,333,147.81 = 4,541,536.42/x - Step 3: Cross multiply
8,212,372.79x = 11,333,147.81 × 4,541,536.42 - Step 4: Simplify right side
8,212,372.79x = 51,469,903,481,317.70 - Step 5: Solve for x
x = 51,469,903,481,317.70/8,212,372.79 - Step 6: Final answer
x = 6,267,360.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.